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Bloodborne Pathogens - General . Epidemiology & symptoms of bloodborne diseases. Bloodborne pathogens Microorganisms present in human blood that cause disease Hepatitis B virus (HBV) Human immunodeficiency virus (HIV). 1a. Epidemiology & symptoms of bloodborne diseases.
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Epidemiology & symptoms of bloodborne diseases • Bloodborne pathogens • Microorganisms present in human blood that cause disease • Hepatitis B virus (HBV) • Human immunodeficiency virus (HIV) 1a
Epidemiology & symptoms of bloodborne diseases • Bloodborne pathogens • Exposure incident • Contact with blood or other potentially infectious material • Eyes • Mouth • Mucous membrane • Non-intact skin • Parenteral - piercing of skin or mucous membranes 1b
Epidemiology & symptoms of bloodborne diseases • Bloodborne pathogens • Occupational exposure - results from doing one’s job • Potentially infectious materials • Blood • Urine, vomit, or other body fluids • Especially when blood is present 1c
Contracting a disease • Workplace situations • Non-work related situations 2
Exposure control plan • Required whenever workers are exposed to blood/potentially infectious materials on the job • Identification of job classifications or tasks where exposure exists 3a
Exposure control plan • How and when provisions of the standard are implemented • Schedules and methods of communication to employees • Hepatitis B vaccination • Post-exposure evaluation and follow-up • Record keeping 3b
Exposure control plan • How and when provisions of the standard are implemented • Engineering and work practice controls • Personal protective equipment • Housekeeping • Procedures for evaluating an exposure incident 3c
Recognize potential exposures • First aid situations - follow universal precautions • Other workplace situations 4
Engineering controls • Preferred means of controlling exposure • Eliminate hazards at the source 5a
Engineering controls • Minimizes the potential for exposure • Regularly checked and maintained to remain effective 5b
Handwashing facilities • Locations • Portable facilities 6a
Handwashing facilities • Procedures • Wash hands after removing gloves • Wash hands after contact with blood or potentially infectious fluids • Use antiseptic cleansers if sinks are unavailable, then wash as soon as possible 6b
Handwashing facilities • Prohibitions for areas of potential exposure • Eating • Drinking • Applying cosmetics or lip balm • Handling contact lenses 6c
Work practices • Alter the manner in which a task is performed • Reduce the likelihood of exposure • Always practice universal precautions 7
General safe work practices • Minimize the risk of occupational exposure • Special cleanup procedures to be followed after an incident 8a
General safe work practices • Hazards • Broken glass • Hypodermic needles • Towels containing contaminated fluids 8b
Personal protective equipment • Best defense against unexpected hazards • Must be clean and in good repair 9a
Personal protective equipment • Use when potential exists for employee exposure to infectious matter • Proper selection of PPE is based on hazard assessment 9b
Personal protective equipment • PPE must prevent infectious matter from passing through to: • Street clothes • Eyes • Skin • Mouth • Hypoallergenic or powderless gloves must be made available 9c
Personal protective equipment • Limitations of PPE, and consequences of non-use • Single-use gloves must be replaced if contaminated, torn, punctured • Never reuse single-use gloves • PPE handling, decontamination, and disposal 9d
Hepatitis B vaccine • Available free of charge: • for employees who have risk of occupational exposure • after an employee has experienced occupational exposure to blood or other potentially infectious materials 10a
Hepatitis B vaccine • Pre-screening cannot be done as a condition of receiving the vaccine • Employees refusing the vaccine must sign a declination form 10b
Hepatitis B vaccine • Vaccine can still be provided at a future time if employee so chooses 10c
Exposure incident response • Report the incident • First aid equipment • First responders 11a
Exposure incident response • Study potential exposure incidents involving: • eyes • mouth • mucous membranes • non-intact skin • parenteral contact 11b
Exposure incident response • Arrange for immediate, confidential medical evaluation, which: • documents how the exposure occurred • identifies and tests the source individual, if possible • tests the exposed employee’s blood, if consent is obtained 11c
Exposure incident response • Arrange for immediate, confidential medical evaluation, which: • provides counseling • evaluates any reported illness 11d
Exposure incident response • Company must provide the medical professional with relevant data to complete the employee’s evaluation 11e
Exposure incident follow-up • Medical and post-exposure evaluation procedures 12
Signs and labels to warn of biohazards • Biohazard symbol must: • be printed in fluorescent orange or orange-red • have lettering of a contrasting color • Red bags or containers may be used as a substitute for labels 13
Medical records • Must be made available to employees upon request, and should include: • name and social security number • Hepatitis B vaccination status • results of exams, testing, and follow-up procedures 14a
Medical records • Must be made available to employees upon request, and should include: • copy of healthcare professional’s opinion • copy of information provided to healthcare professional 14b
Medical records • All records are confidential • Records cannot be released without employee’s written consent, or if required by law • Must be maintained for the period of employment plus 30 years 14c
Summary of bloodborne pathogens standard • Written exposure control plan • Training • Engineering controls and work practices 15a
Summary of bloodborne pathogens standard • Personal protective equipment • Hepatitis B vaccinations • Exposure incident response 15b